Chapter 4 - Protein Structure And Function
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What are the kind of transport proteins
Hemoglobin and myoglobin
What are the function of specific transport proteins like hemoglobin and myoglobin
Carry O2 and CO2 in blood and muscles
What are the kind of structural proteins
Collagen and keratin
What is the function of structural proteins like collagen and keratin
Form cartilage, hair, and nails
What are the motor proteins
Actin and myosin
What is the function of motor proteins like actin and myosin
Allow muscles to contract
What are the defense proteins
Immunoglobulins
What are immunoglobulins
Antibodies produce by WBCs
What are the functions of defense proteins
Recognize foreign organisms and cancer cells
Enzymes
Are proteins that catalyze chemical reactions
Pepsin
Enzyme that breaks down proteins in stomach
What is an example of storage protein
Ferritin
What is the function of a storage protein, ferritin
stores iron in the liver
What is a signal protein that controls blood glucose levels
Insulin
What cells produce insulin
Beta cells of pancreas
How does insulin control blood glucose levels
By decreasing blood glucose levels
Receptors
Are proteins that detect signals and transmit them to the cell’s response machinery`
What is a type of regulatory protein
Transcription factors
Transcription factors
Regulatory proteins that regulate gene expression
GFP, green fluorescent protein
Is special purpose protein from jelly fish that emits green light
Proteins are made up of many what, and what is that called
Monomers, polymers
Polymers of proteins
Amino acids building block of protein
Example Protein that is made of up one polypeptide or polypeptide chain
Myoglobin
Example of proteins that are made up of two or more polypeptide
Hemoglobin